1342619720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2581961}}^1$

素因数の和:2581985

約数の個数: 32

約数和(自身を含む): 3253272120

約数和(自身を除く): 1910652400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 2581961, 5163922, 10327844, 12909805, 20655688, 25819610, 33565493, 51639220, 67130986, 103278440, 134261972, 167827465, 268523944, 335654930, 671309860, 1342619720]

約数ペア:

[(1, 1342619720), (2, 671309860), (4, 335654930), (5, 268523944), (8, 167827465), (10, 134261972), (13, 103278440), (20, 67130986), (26, 51639220), (40, 33565493), (52, 25819610), (65, 20655688), (104, 12909805), (130, 10327844), (260, 5163922), (520, 2581961)]